40136616604 has 12 divisors (see below), whose sum is σ = 80273233264. Its totient is φ = 17201407104.

The previous prime is 40136616571. The next prime is 40136616613. The reversal of 40136616604 is 40661663104.

40136616604 is an admirable number.

It is a super-2 number, since 2×40136616604² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 716725269 + ... + 716725324.

Almost surely, 2^40136616604 is an apocalyptic number.

It is an amenable number.

40136616604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40136616604 is a wasteful number, since it uses less digits than its factorization.

40136616604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1433450604 (or 1433450602 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 40136616604 in words is "forty billion, one hundred thirty-six million, six hundred sixteen thousand, six hundred four".